mirror of https://github.com/webpack/webpack.git
85 lines
2.2 KiB
JavaScript
85 lines
2.2 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const ConstDependency = require("./dependencies/ConstDependency");
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const ParserHelpers = require("./ParserHelpers");
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const NullFactory = require("./NullFactory");
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/* eslint-disable camelcase */
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const REPLACEMENTS = {
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__webpack_require__: "__webpack_require__",
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__webpack_public_path__: "__webpack_require__.p",
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__webpack_modules__: "__webpack_require__.m",
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__webpack_chunk_load__: "__webpack_require__.e",
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__non_webpack_require__: "require",
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__webpack_nonce__: "__webpack_require__.nc",
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"require.onError": "__webpack_require__.oe"
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};
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const NO_WEBPACK_REQUIRE = {
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__non_webpack_require__: true
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};
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const REPLACEMENT_TYPES = {
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__webpack_public_path__: "string",
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__webpack_require__: "function",
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__webpack_modules__: "object",
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__webpack_chunk_load__: "function",
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__webpack_nonce__: "string"
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};
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/* eslint-enable camelcase */
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class APIPlugin {
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apply(compiler) {
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compiler.hooks.compilation.tap(
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"APIPlugin",
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(compilation, { normalModuleFactory }) => {
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compilation.dependencyFactories.set(ConstDependency, new NullFactory());
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compilation.dependencyTemplates.set(
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ConstDependency,
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new ConstDependency.Template()
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);
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const handler = parser => {
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Object.keys(REPLACEMENTS).forEach(key => {
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parser.hooks.expression
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.for(key)
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.tap(
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"APIPlugin",
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NO_WEBPACK_REQUIRE[key]
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? ParserHelpers.toConstantDependency(
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parser,
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REPLACEMENTS[key]
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)
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: ParserHelpers.toConstantDependencyWithWebpackRequire(
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parser,
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REPLACEMENTS[key]
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)
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);
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const type = REPLACEMENT_TYPES[key];
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if (type) {
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parser.hooks.evaluateTypeof
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.for(key)
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.tap("APIPlugin", ParserHelpers.evaluateToString(type));
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}
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});
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};
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normalModuleFactory.hooks.parser
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.for("javascript/auto")
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.tap("APIPlugin", handler);
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normalModuleFactory.hooks.parser
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.for("javascript/dynamic")
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.tap("APIPlugin", handler);
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normalModuleFactory.hooks.parser
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.for("javascript/esm")
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.tap("APIPlugin", handler);
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}
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);
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}
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}
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module.exports = APIPlugin;
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